17751566810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6427}}^1\times {\mathrm{14537}}^1$

素因数の和:20990

約数の個数: 32

約数和(自身を含む): 33642095040

約数和(自身を除く): 15890528230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 6427, 12854, 14537, 29074, 32135, 64270, 72685, 122113, 145370, 244226, 276203, 552406, 610565, 1221130, 1381015, 2762030, 93429299, 186858598, 467146495, 934292990, 1775156681, 3550313362, 8875783405, 17751566810]

約数ペア:

[(1, 17751566810), (2, 8875783405), (5, 3550313362), (10, 1775156681), (19, 934292990), (38, 467146495), (95, 186858598), (190, 93429299), (6427, 2762030), (12854, 1381015), (14537, 1221130), (29074, 610565), (32135, 552406), (64270, 276203), (72685, 244226), (122113, 145370)]